§ 154.2.163

Other

• Land disturbance limited to construction footprint plus 50 feet

  Land disturbance shall be limited to the area necessary to provide for the proposed use or development. In accordance with an approved site plan, the limits of land disturbance, including clearing or grading, shall be defined by the construction footprint plus up to 50 feet of open space around the primary structure.

• Mitigation planting required for buffer encroachment

  Establishment or re-establishment of the buffer will be required for any encroachment into the buffer for any reason, including but not limited to, when a change of use occurs and when a natural buffer does not exist.

• No encroachment into seaward 50 feet of buffer

  The encroachment may not extend into the seaward 50 feet of the buffer area.

• Plan of development required for 2,500 sq ftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000. or greater disturbance2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.

  Any development or redevelopment 2,500 square feet or greater of land disturbance shall require the approval of a plan of development prior to any clearing or grading of the site or the issuance of any building permit.

• Preserve existing trees over 2 inches DBH

  Existing trees over two inches in diameter at breast height (DBH) shall be preserved outside the construction footprint in the RMA; this provision does not apply to any component of the RPA.

• Redevelopment no increase in imperviousImpervious coverageThe share of a lot covered by anything water cannot soak through — roofs, drives, patios. cover

  Redevelopment may be permitted only if there is no increase in the amount of impervious cover and no further encroachment within the RPA.

• Reserve sewage disposal site required

  A reserve sewage disposal site with a capacity at least equal to that of the primary sewage disposal site shall be provided.

• Resource Protection Area buffer width100 ft

  A 100-foot vegetated buffer area located adjacent to and landward of the components listed in the subsections (D)(1)(a)-(f) above and along both sides of any water body with perennial flow.

• Septic system pump-out frequency5 years

  All on-site sewage disposal systems not requiring a VPDES permit shall be pumped out at least once every five years, unless an exception is granted by the Zoning Administrator.

• Stormwater runoff controlled by best management practices

  For any development or redevelopment, storm-water runoff shall be controlled by the use of best management practices consistent with the water quality protection provisions of the Virginia Stormwater Management Regulations (9 VAC 25-870 et seq.).

• Lot must have sufficient area outside RPA

  Lot size shall be subject to the requirements of the underlying zoning district(s), provided that any lot shall have sufficient area outside the RPA to accommodate an intended development, in accordance with the performance standards in NCC § 154.2.163(M), when such development is not otherwise allowed in the RPA.

• Water quality impact assessment required

  A water quality impact assessment as described in NCC § 154.2.163(O) shall be required for any proposed land disturbance, development or redevelopment within RPAs and for any development within RMAs when required by the Zoning Administrator because of the unique characteristics of the site or intensity of development.